Hopewell Township, Beaver County, PA.

1876

Caldwell, Joseph A.

1:32k

Moon Township, Beaver Co. PA.

1876

Caldwell, Joseph A.

1:32k

Chippewa Township Beaver Co. PA.

1876

Caldwell, Joseph A.

1:32k

Economy Township, Beaver County PA.

1876

Caldwell, Joseph A.

Upper Ohio River and Valley part II, 12 to 31 miles below Pittsburgh ... (with) Economy, Baden.

1877

Hayes, Eli L.

1:32k

Aliquippa

1954

1:24k

Aliquippa

1954

1:24k

Aliquippa

1954

1:24k

Aliquippa

1954

1:24k

Aliquippa

1954

1:24k